137139727700 has 36 divisors (see below), whose sum is σ = 297845449692. Its totient is φ = 54809395200.

The previous prime is 137139727679. The next prime is 137139727723. The reversal of 137139727700 is 7727931731.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 1749581584 + 135390146116 = 41828^2 + 367954^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 462509 + ... + 698708.

Almost surely, 2^137139727700 is an apocalyptic number.

137139727700 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

137139727700 is an abundant number, since it is smaller than the sum of its proper divisors (160705721992).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

137139727700 is a wasteful number, since it uses less digits than its factorization.

137139727700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1162412 (or 1162405 counting only the distinct ones).

The product of its (nonzero) digits is 388962, while the sum is 47.

The spelling of 137139727700 in words is "one hundred thirty-seven billion, one hundred thirty-nine million, seven hundred twenty-seven thousand, seven hundred".